Worrall, Linda. Communication disability in aging : from prevention to intervention / Linda E. Worrall, Louise M. Hickson. - Clifton Park, NY : Delmar Learning, c2003. - xi, 393 p. : ill. ; 23 cm. Includes bibliographical references and index. ISBN: 0769300154 LCCN: 2002031512 Subjects--Topical Terms: Communicative disorders in old age. LC Class. No.: RC429 / .W67 2003 Dewey Class. No.: 618.976 855 WOR H